Because as you can see from the video above - which is rather brilliantly named 'Duke Street Hazard' - Norwich City Council may have traffic cones galore, but it seems to be lacking in grit.

Click play to wince at the poor unfortunate souls who come a cropper. And marvel at the person who simply set up a camera to film the lot, thus proving once and for all that Schadenfreude is not an exclusively German emotion.